Welf Löwe Wolf Zimmermann Sven Dickert Jörn Eisenbiegler Source Code and Task Graphs in Program Optimization. 273-282 2001 conf/hpcn/2001 HPCN Europe http://link.springer.de/link/service/series/0558/bibs/2110/21100273.htm db/conf/hpcn/hpcn2001.html#LoweZDE01